Table of contents


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Departments

Correspondence

Correspondence pp52 - 53

doi:10.1038/scientificamerican07251874-52


Business and Personal

Bussiness and Personal p58

doi:10.1038/scientificamerican07251874-58


Index

Index of inventions pp59 - 60

doi:10.1038/scientificamerican07251874-59a


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Articles

Improved Hoisting Machine pp47 - 48

doi:10.1038/scientificamerican07251874-47


Morbid Mental Conditions p48

doi:10.1038/scientificamerican07251874-48


Cheap Transit for Oil p48

doi:10.1038/scientificamerican07251874-48a


Power Required to Drive Cotton Machinery pp48 - 49

doi:10.1038/scientificamerican07251874-48b


A Switch Accident p49

doi:10.1038/scientificamerican07251874-49


The Manufacture of Gem Stones p49

doi:10.1038/scientificamerican07251874-49a


Scientific and Practical Information pp49 - 50

doi:10.1038/scientificamerican07251874-49b


Gang Saw Improvements p50

doi:10.1038/scientificamerican07251874-50


Safety Furnace p50

doi:10.1038/scientificamerican07251874-50a


Apparatus for Transplanting Trees p51

doi:10.1038/scientificamerican07251874-51


Practical Education p53

doi:10.1038/scientificamerican07251874-53


New Ice Making Process p54

doi:10.1038/scientificamerican07251874-54


Earle's Improved Ice Creeper p54

doi:10.1038/scientificamerican07251874-54a


Improved Furnace for Melting Brass p54

doi:10.1038/scientificamerican07251874-54b


A Novel Balloon Ascent pp55 - 56

doi:10.1038/scientificamerican07251874-55


The New Steamer Britannic-A New Iropeller Improvement p56

doi:10.1038/scientificamerican07251874-56


Decisions of the courts p56

doi:10.1038/scientificamerican07251874-56a


Recent American and Foreign Patents p57

doi:10.1038/scientificamerican07251874-57


Answers and correspondents pp58 - 59

doi:10.1038/scientificamerican07251874-58a


Communications Received p59

doi:10.1038/scientificamerican07251874-59


Canadian Patents p60

doi:10.1038/scientificamerican07251874-60


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